From 7713ce38e6a26425ace3a57b3d03ba0125c16f89 Mon Sep 17 00:00:00 2001 From: Naushir Patuck Date: Fri, 28 Jul 2023 12:00:40 +0100 Subject: [PATCH 0487/1002] drivers: media: imx296: Add standby delay during probe Add a 2-5ms delay when coming out of standby and before reading the sensor info register durning probe, as instructed by the datasheet. This standby delay is already present when the sensor starts streaming. Signed-off-by: Naushir Patuck --- drivers/media/i2c/imx296.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/media/i2c/imx296.c b/drivers/media/i2c/imx296.c index f942f66fa664..395bfe4fb23d 100644 --- a/drivers/media/i2c/imx296.c +++ b/drivers/media/i2c/imx296.c @@ -940,6 +940,8 @@ static int imx296_identify_model(struct imx296 *sensor) return ret; } + usleep_range(2000, 5000); + ret = imx296_read(sensor, IMX296_SENSOR_INFO); if (ret < 0) { dev_err(sensor->dev, "failed to read sensor information (%d)\n", -- 2.44.0